Mario Michael Lopez, Jr. (born October 10, 1973) is an American actor who has appeared on several television series, in films, and on Broadway. He is best-known for his portrayal of the character A.C. Slater on Saved By The Bell, which he also portrayed as a regular on Saved by the Bell: The College Years. He has appeared in numerous projects since, including the third season of Dancing with the Stars and as a celebrity guest host for the syndicated entertainment news magazine show Extra. He currently hosts America's Best Dance Crew for MTV. Mario Michael Lopez is of Mexican descent and was born in San Diego, the son of Elvia, a telephone clerk, and Mario Lopez, Sr., who worked for the municipality of National City. He has a younger sister named Marissa. He was raised in a large Catholic family. Lopez was a high school wrestler. In 1987, his freshman year, he took 7th place at the State tournament. He graduated from Chula Vista High School in 1991. Born in 1973 Mario Lopez's professional career began in 1984 when he appeared as younger brother Tomás in the short-lived ABC comedy series a.k.a. Pablo. That same year, he was cast as a drummer and dancer on Kids Incorporated. Since Fall 2008, Lopez has been dating Broadway dancer Courtney Laine Mazza. They met during Lopez's five month Spring stint in the Broadway play A Chorus Line. In March 2010, they announced that Lopez and Mazza were expecting a child. The couple's daughter, Gia Francesca Lopez, was born on September 11, 2010, in Burbank, California.